28211536

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{4091}}^1$

素因数の和:4530

約数の個数: 20

約数和(自身を含む): 54800064

約数和(自身を除く): 26588528

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3448, 4091, 6896, 8182, 16364, 32728, 65456, 1763221, 3526442, 7052884, 14105768, 28211536]

約数ペア:

[(1, 28211536), (2, 14105768), (4, 7052884), (8, 3526442), (16, 1763221), (431, 65456), (862, 32728), (1724, 16364), (3448, 8182), (4091, 6896)]